CN206957817U - Water-cooled vertical single cylinder diesel engine with disjunctor airframe structure - Google Patents
Water-cooled vertical single cylinder diesel engine with disjunctor airframe structure Download PDFInfo
- Publication number
- CN206957817U CN206957817U CN201720225905.8U CN201720225905U CN206957817U CN 206957817 U CN206957817 U CN 206957817U CN 201720225905 U CN201720225905 U CN 201720225905U CN 206957817 U CN206957817 U CN 206957817U
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- Prior art keywords
- disjunctor
- cylinder
- crankcase
- piston
- cooling
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- 239000000446 fuel Substances 0.000 claims abstract description 41
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 239000000498 cooling water Substances 0.000 claims abstract description 33
- 238000002485 combustion reaction Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000000295 fuel oil Substances 0.000 claims description 9
- 239000003921 oil Substances 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004880 explosion Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 229910001060 Gray iron Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of water-cooled vertical single cylinder diesel engine with disjunctor airframe structure, including block assembly, crankcase, fuel injector, valve actuating mechanism, fuel pump and cooling water pump, block assembly includes being cast integrally the cylinder cap that structure forms disjunctor fuselage, cylinder body and cylinder sleeve, piston is installed in the combustion chamber that inner chamber between cylinder body and cylinder sleeve is formed, piston is connected by connecting rod with the transmission of crankshaft in crankcase, crankshaft two end is separately installed with flywheel and gear train, the cooling jacket of the covering whole impulse stroke of piston is provided with disjunctor fuselage two side, cooling jacket pipeline connects cooling water pump.The utility model uses disjunctor fuselage, without parts such as cylinder bolt, cylinder pads, eliminates the Joint failure risk and leak Leakage of cylinder bolt, with can explosion pressure in lift cylinder, improve fuel economy and discharge performance；Because cooling jacket completely surrounds the whole movement travel of piston, the cooling effect of piston and cylinder cap is improved.
Description
Technical field
Diesel engine technologies field is the utility model is related to, especially a kind of water-cooled vertical with disjunctor airframe structure
Single cylinder diesel engine.
Background technology
Existing single cylinder diesel uses electric-controlling injection system more, to improve HP, hp/litre, reduces discharge and fuel oil
Consumption.And use the single cylinder diesel engine of electric-controlling injection system at present to improve HP, hp/litre and properties, it is necessary to
Increase electric-control system and more new atomizer, and corresponding control unit, sensor etc., bring single cylinder diesel to make
Cost is significantly increased, and single cylinder diesel is widely used in farm machinery, being significantly increased of cost can allow consumer hope and
Step.And traditional single cylinder diesel engine, because foundry engieering limits, its cylinder cap, cylinder body and cylinder sleeve generally use split casting
After making, it is connected with integral, the seal using cylinder pad etc is also needed to prevent to leak, in connection procedure, it is more main
Want, because cylinder cap, cylinder body are split production, therefore the cooling jacket of Cooling Water flowing is located at cylinder cover wall and cylinder body respectively
Is connected by pipeline in wall, in cylinder cap and cylinder body junction due in the absence of cooling jacket, therefore the flowing of cooling water can not be covered
The whole movement travel of lid piston, cause the radiating effect of engine undesirable, so as to influence the raising of HP, hp/litre.
Utility model content
The technical problems to be solved in the utility model is：Overcome deficiency in the prior art, there is provided one kind has integrated machine
The water-cooled vertical single cylinder diesel engine of body structure, cooling jacket is set completely to surround the whole movement travel of piston, to carry
The power per liter of cooling effect and engine during high engine work, reach the purpose of economical and energy saving.
Technical scheme is used by the utility model solves its technical problem：A kind of water cooling with disjunctor airframe structure
Upright single cylinder diesel engine, including block assembly, crankcase, fuel injector, valve actuating mechanism, fuel pump and cooling water pump, institute
The block assembly stated includes being cast integrally cylinder cap, cylinder body and cylinder sleeve that structure forms disjunctor fuselage, between cylinder body and cylinder sleeve
Piston is installed, piston is connected by connecting rod with the transmission of crankshaft in crankcase, institute in the combustion chamber that inner chamber is formed
State crankshaft two end and be separately installed with flywheel and gear train, the covering whole working line of piston is provided with the two side of the disjunctor fuselage
The cooling jacket of journey, described cooling jacket pipeline connection cooling water pump.
Described crankcase includes upper crankcase body and low crankcase, and low crankcase bottom has as oil sump
Inner chamber, the left side positioned at upper and lower crankcase are provided with the bell housing of Flywheel, and described bell housing has upper and lower two parts
And corresponding upper and lower crankcase integrally casting.
Described fuel pump is arranged on the upper crankcase body of crankcase, and fuel injector pipeline connects fuel pump by fuel oil high pressure
Spray into combustion chamber.
Described cooling water pump is fixed on the cylinder body of disjunctor fuselage, and cooling water pump is connected with detection and judged in cooling water channel
The thermostat of flowed through cooling water temperature, the belt pulley of driving cooling water pump operating is installed on bent axle.
The camshaft that described valve actuating mechanism is put in including, camshaft be provided with driving fuel pump fuel pump cam, with
Cam shaft gear, admission cam and the exhaust cam of gear train engaged transmission.
The beneficial effects of the utility model are：The utility model by gray iron monoblock cast into integrated machine behind, no longer
The parts such as cylinder bolt, cylinder pad are needed, it is thus eliminated that the Joint failure risk of cylinder bolt, and cylinder cap, cylinder body and cylinder
Leak Leakage between pad, at the same the disjunctor airframe structure can explosion pressure in lift cylinder, improve fuel economy and row
Put performance etc.；Using the single cylinder diesel of disjunctor fuselage, because cooling jacket can completely surround the whole movement travel of piston,
The cooling effect of piston and cylinder cap is improved, therefore more fuel oils can be sprayed to improve the power per liter of engine.
Brief description of the drawings
The utility model is further illustrated with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 left view.
Fig. 3 is cross section structure diagram of the present utility model.
Fig. 4 is cross section structure diagram and the signal of pistons work stroke of disjunctor fuselage.
Fig. 5 is the structural representation of valve actuating mechanism.
It is bent on the cooling jacket 7. of 1. disjunctor fuselage, 2. cylinder head cover, 3. speed adjusting gear, 4. combustion chamber, 5. piston 6. in figure
The flywheel 13. of 11. connecting rod of axle box 8. low crankcase, 9. bent axle, 10. balance shaft 12. starts the oil filtration of motor 14.
The tensioner of 20. belt pulley of device 15. fuel injector, 16. fuel pump, 17. fuel injector sleeve, 18. cooling water pump, 19. cooling fan 21.
The valve rocker 28. of 26. valve of device 22. valve retainer, 23. inlet manifold, 24. exhaust manifold, 25. valve actuating mechanism 27.
The camshaft of 29. cam shaft gear of valve lifter 30.
Embodiment
The utility model is further described presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram only to show
Meaning mode illustrates basic structure of the present utility model, therefore it only shows the composition relevant with the utility model.
A kind of water-cooled vertical single cylinder diesel engine with disjunctor airframe structure as shown in Figure 1 to 4, including body
Assembly, crankcase, valve actuating mechanism 25, fuel system and cooling system.
Described block assembly includes being cast integrally cylinder cap, cylinder body and cylinder sleeve that structure forms the disjunctor fuselage 1,
Cylinder cap is provided with cylinder head cover 2, and side of cylinder block is provided with speed adjusting gear 3, the combustion chamber 4 that the inner chamber between cylinder body and cylinder sleeve is formed
Piston 5 is inside installed, the cooling jacket 6 of monoblock type, the cooling are provided with the cylinder cap of composition disjunctor fuselage 1, the two side of cylinder body
Water jacket covers 5 whole impulse stroke of piston about 6.
Crankcase is located at the lower section of combustion chamber 4, and described crankcase is surrounded and formed by upper crankcase body 7 and low crankcase 8,
Bent axle 9 and balance shaft 10 are installed by bearings in crankcase, piston 5 is connected by connecting rod 11 and bent axle 9, bent axle
9 both ends are separately installed with flywheel 12 and gear train, and gear train is located in the gear chamber of engine cylinder-body, the startup motor of engine
13 drive bent axle 9 to rotate by gear train, while gear train is by driving balance shaft 10, to reduce the reciprocal inertia of engine
Power, lift engine NVH performances；There is the inner chamber as oil sump in the bottom of low crankcase 8 simultaneously, positioned at upper and lower bent axle
The left side of casing 7,8 is provided with the bell housing of Flywheel 12, and described bell housing is divided into two parts up and down and corresponding upper and lower song
Axle box 7,8 integrally castings, the Joint failure risk of bell housing and crankcase can be reduced with this.
Described fuel system includes fuel tank, oil filter 14, fuel injector 15 and fuel pump 16 with Unit injector,
Fuel pump 16 is installed on the upper crankcase body 7 of crankcase, and fuel injector 15 is arranged on the fuel injector with the integrally casting of disjunctor fuselage 1
In set 17, enter fuel pump 16 after the filtering of oil filter 14 from the fuel oil of fuel tank output, fuel pump 16 passes through fuel pipe
To the conveying high-pressure fuel oil of fuel injector 15, fuel injector 15 is by Unit injector timing, quantitatively by fuel oil penetrating combustion chamber 4.
The cooling system that this engine is set has cooling water pump 18 and cooling fan 19, using Forced water cooling and air-cooled side
For formula to engine cooling, the belt pulley 20 on bent axle 9 drives cooling water pump 18 and cooling fan 19 by multi-rib-belt,
For cooling water pump 18 using being bolted on the cylinder body of disjunctor fuselage 1, cooling fan 19 is fixed by bolts to the upper song of crankcase
On axle box 7, described cooling jacket 6 is connected with the water cavity pipeline of cooling water pump 18, and the cooling system also has thermostat, makes
Used time judges cooling water temperature height by thermostat, and it is cold by the radiating of engine radiator to determine whether cooling water needs
But, while in crankcase relevant position swelling device 21 is set to adjust the elastic of multi-rib-belt.
When the vertical type single-cylinder diesel engine works, the cooling water pump 18 in cooling system is by the belt on bent axle 9
Wheel 20 is driven by multi-rib-belt and operated, and cooling water is forced to input into cooling jacket 6 by the water inlet on cooling water pump 18
In water cavity, cooling water is flowed from lower to upper, and cooling water is led to the water inlet pipe of thermostat by cooling water pipe, if water temperature mistake
Height, then return again to cooling water pump 18 after the engine radiator cooling outside cooling current direction and circulated, if coolant water temperature
Degree is not high, then directly flows to cooling water pump 18 by thermostat inner flow passage and circulated, the cooling water circulated will start
Waste heat caused by machine burning is taken away, and because cooling jacket 6 covers the whole impulse stroke of piston 5, that is, covers whole
The surrounding of combustion chamber 4, radiating effect are greatly improved, therefore are advantageous to after power is substantially improved in vertical type single-cylinder diesel engine
Thermic load requirement.
As shown in figure 5, described valve actuating mechanism 25 is arranged on by valve retainer 22 on the cylinder cap of disjunctor fuselage 1, including
The inlet manifold 23 and exhaust manifold 24 that are connected on cylinder cap two side, the camshaft 30 driven by gear train, on camshaft 30
The fuel pump cam of driving fuel pump 16, cam shaft gear 29, admission cam and exhaust with gear train engaged transmission are installed
Cam.Camshaft 30 in valve actuating mechanism 25 drives valve rocker 27 by valve lifter 28, and then drives air inlet and exhaust
Valve 26 moves, and valve 26 is opened or closed in the correct time；Camshaft 30 also drives fuel pump 16 simultaneously, makes fuel pump
Fuel injector 15 is conveyed to after 16 increase fuel pressures.
When vertical type single-cylinder diesel engine is started working, start motor 13 first and switch on power, pass through the He of gear set drive bent axle 9
Flywheel 12 operates, and valve actuating mechanism 25 drives camshaft 30 to rotate also by gear train engaged transmission cam shaft gear 29, realizes handle
Fresh air timing in inlet manifold 23, in quantitative feeding combustion chamber 4, while fuel pump 16 by the timing of fuel injector 15,
Fuel oil is quantitatively sprayed into combustion chamber 4, the rotation of bent axle 9 moved up and down by connecting rod 11 with piston 5, complete air inlet, compression,
Four workmanship, exhaust strokes, the gas of engine discharge by draining into air outside exhaust manifold 24, this process realize heat energy to
The conversion of kinetic energy, caused kinetic energy are outwards exported by bent axle 9 and flywheel 12.
The utility model is by gray iron monoblock cast into after disjunctor fuselage 1, it is no longer necessary to cylinder bolt, cylinder pad etc. zero
Part, it is thus eliminated that the leak Leakage between the Joint failure risk of cylinder bolt, and cylinder cap, cylinder body and cylinder pad,
Simultaneously the structure of disjunctor fuselage 1 can explosion pressure in lift cylinder, improve fuel economy and discharge performance etc.；Using disjunctor fuselage
1 single cylinder diesel, because cooling jacket 6 can completely surround the whole movement travel of piston 5, improve piston 5 and cylinder cap
Cooling effect, therefore more fuel oils can be sprayed to improve the power per liter of engine, be contrasted with existing single cylinder diesel, combustion
Specific oil consumption is reduced to about 260k/kWh by about 320k/kWh, reduces about 20%；Specific mass is reduced to 8kg/kW by 15kg/kW,
A generation can be lifted by being emitted on the basis of existing state II, be required close to or up the U.S. EPA phase III.
For above-mentioned embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with this skill
The personage of art can understand content of the present utility model and be carried out, and protection model of the present utility model can not be limited with this
Enclose, all equivalent change or modifications made according to the utility model Spirit Essence, should all cover in protection model of the present utility model
In enclosing.
Claims (5)
1. a kind of water-cooled vertical single cylinder diesel engine with disjunctor airframe structure, including block assembly, crankcase, oil spout
Device, valve actuating mechanism, fuel pump and cooling water pump, it is characterized in that：Described block assembly is formed including being cast integrally structure
Cylinder cap, cylinder body and the cylinder sleeve of disjunctor fuselage, piston, piston are installed in the combustion chamber that the inner chamber between cylinder body and cylinder sleeve is formed
It is connected by connecting rod with the transmission of crankshaft in crankcase, the crankshaft two end is separately installed with flywheel and gear train, institute
State the cooling jacket that the covering whole impulse stroke of piston is provided with the two side of disjunctor fuselage, the connection of described cooling jacket pipeline
Cooling water pump.
2. the water-cooled vertical single cylinder diesel engine according to claim 1 with disjunctor airframe structure, it is characterized in that：Institute
The crankcase stated includes upper crankcase body and low crankcase, and low crankcase bottom has the inner chamber as oil sump, is located at
The left side of upper and lower crankcase is provided with the bell housing of Flywheel, described bell housing have upper and lower two parts and it is corresponding upper,
Low crankcase integrally casting.
3. the water-cooled vertical single cylinder diesel engine according to claim 2 with disjunctor airframe structure, it is characterized in that：Institute
The fuel pump stated is arranged on the upper crankcase body of crankcase, and fuel injector pipeline, which connects fuel pump and sprays into fuel oil high pressure, to burn
Room.
4. the water-cooled vertical single cylinder diesel engine according to claim 1 with disjunctor airframe structure, it is characterized in that：Institute
The cooling water pump stated is fixed on the cylinder body of disjunctor fuselage, and cooling water pump is connected with detection and judges to flow through cooling in cooling water channel
The thermostat of coolant-temperature gage, the belt pulley of driving cooling water pump operating is installed on bent axle.
5. the water-cooled vertical single cylinder diesel engine according to claim 1 with disjunctor airframe structure, it is characterized in that：Institute
The camshaft that the valve actuating mechanism stated is put in including, camshaft are provided with the fuel pump cam of driving fuel pump, engaged with gear train
Cam shaft gear, admission cam and the exhaust cam of transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720225905.8U CN206957817U (en) | 2017-03-09 | 2017-03-09 | Water-cooled vertical single cylinder diesel engine with disjunctor airframe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720225905.8U CN206957817U (en) | 2017-03-09 | 2017-03-09 | Water-cooled vertical single cylinder diesel engine with disjunctor airframe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206957817U true CN206957817U (en) | 2018-02-02 |
Family
ID=61377127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720225905.8U Expired - Fee Related CN206957817U (en) | 2017-03-09 | 2017-03-09 | Water-cooled vertical single cylinder diesel engine with disjunctor airframe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206957817U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979070A (en) * | 2017-03-09 | 2017-07-25 | 斯太尔动力（常州）发动机有限公司 | Water-cooled vertical single cylinder diesel engine with disjunctor airframe structure |
| CN110454270A (en) * | 2019-08-30 | 2019-11-15 | 百变动力科技(深圳)有限公司 | water cooled engine |
| CN111396211A (en) * | 2020-05-08 | 2020-07-10 | 广西玉柴机器股份有限公司 | Integrated structure of integral cylinder liner and cylinder head |
| CN111425315A (en) * | 2020-05-08 | 2020-07-17 | 广西玉柴机器股份有限公司 | Arch type frame crankcase structure |
| CN111749807A (en) * | 2020-08-03 | 2020-10-09 | 广西玉柴机器股份有限公司 | engine cylinder block |
| CN113756977A (en) * | 2021-09-29 | 2021-12-07 | 广西玉柴机器股份有限公司 | An engine cylinder structure |
-
2017
- 2017-03-09 CN CN201720225905.8U patent/CN206957817U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979070A (en) * | 2017-03-09 | 2017-07-25 | 斯太尔动力（常州）发动机有限公司 | Water-cooled vertical single cylinder diesel engine with disjunctor airframe structure |
| CN110454270A (en) * | 2019-08-30 | 2019-11-15 | 百变动力科技(深圳)有限公司 | water cooled engine |
| CN111396211A (en) * | 2020-05-08 | 2020-07-10 | 广西玉柴机器股份有限公司 | Integrated structure of integral cylinder liner and cylinder head |
| CN111425315A (en) * | 2020-05-08 | 2020-07-17 | 广西玉柴机器股份有限公司 | Arch type frame crankcase structure |
| CN111749807A (en) * | 2020-08-03 | 2020-10-09 | 广西玉柴机器股份有限公司 | engine cylinder block |
| CN113756977A (en) * | 2021-09-29 | 2021-12-07 | 广西玉柴机器股份有限公司 | An engine cylinder structure |
| CN113756977B (en) * | 2021-09-29 | 2025-03-25 | 广西玉柴机器股份有限公司 | Engine cylinder structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |